CN106593471A - Moveable trestle with stepping type self-walking truss structure for large-section tunnel invert construction - Google Patents
Moveable trestle with stepping type self-walking truss structure for large-section tunnel invert construction Download PDFInfo
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- CN106593471A CN106593471A CN201611195254.9A CN201611195254A CN106593471A CN 106593471 A CN106593471 A CN 106593471A CN 201611195254 A CN201611195254 A CN 201611195254A CN 106593471 A CN106593471 A CN 106593471A
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- 238000010276 construction Methods 0.000 title claims abstract description 21
- 230000007246 mechanism Effects 0.000 claims abstract description 36
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 16
- 239000010959 steel Substances 0.000 claims abstract description 16
- 230000009471 action Effects 0.000 claims abstract description 5
- 238000009826 distribution Methods 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 239000000725 suspension Substances 0.000 claims description 3
- 238000013461 design Methods 0.000 description 8
- 230000003068 static effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000009184 walking Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 235000005983 Crescentia cujete Nutrition 0.000 description 2
- 235000009797 Lagenaria vulgaris Nutrition 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000036244 malformation Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 240000009087 Crescentia cujete Species 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 244000174681 Michelia champaca Species 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
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- 238000012857 repacking Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
- E21D11/102—Removable shuttering; Bearing or supporting devices therefor
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D15/00—Movable or portable bridges; Floating bridges
- E01D15/10—Travelling bridges, i.e. roller bridges; Sliding bridges; Rotary cylinder bridges, i.e. rotating about longitudinal axis to invert and raise the road
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- Engineering & Computer Science (AREA)
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- Structural Engineering (AREA)
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- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a moveable trestle with a stepping type self-walking truss structure for large-section tunnel invert construction. The moveable trestle comprises an approach bridge (1), a driving wheel (2), a hydraulic system (3), an electric system (4), a main bridge body (5), a stepping mechanism (6), an electric hoist (7) and a supporting shifting mechanism (8). The moveable trestle is characterized in that the main bridge body (5) is composed of a front bridge, a middle bridge and a rear bridge; the front bridge, the middle bridge and the rear bridge are connected in pairs through high-strength bolts with steel structures; and the action of the stepping mechanism (6) is controlled by a remote controller. The moveable trestle can solve the problems that the traditional crawler type structure is unsuitable for large-span (24 meters) tunnel invert construction, the moving distance each time is short (limited by the rail length), the structure is heavy, the movement is difficult, all the operations are manual operations performed by the workers and the operation for local sections is limited.
Description
Technical field
The present invention relates to a kind of movable trestle, more particularly to a kind of macroportion tunnel inverted arch construction stepping type self truss knot
Structure movable trestle, belongs to building engineering field.
Background technology
Inverted arch trestle with very universal, before the research of this project, is substantially some traditional in constructing tunnel
The Simple steel structure for needing external force to drag, also has indivedual construction enterprises carrying out modernization restructuring to which so as to certain
From automation functions such as walkings, but the exploratory development stage is substantially at, just progressively input is used in construction.Wherein do compared with into
The unit such as have middle ferrum five new of work(, but as the reasons such as price and construction cooperation are not still widely promoted the use of.By drive
Flowing mode will can be divided into from walking inverted arch trestle：Two kinds of structures of crawler type and walking.Track structure advantage is that ground adapts to
Property strong and driving moment it is big etc., have the disadvantage to be difficult to go up a slope in tunnel with angle, transverse shifting difficulty, complex structure, high cost.
Track structure shortcoming has 1, is not suitable for large span（24 meters）Inverted arch is constructed；2nd, distance mobile every time is little（Receive
Track length is limited）；3rd, structure bulky, it is mobile difficult, add all scenes of operation and manually operate in person, the operation of part location
The trouble for being inconvenient to bring is continuous.
The content of the invention
The technical problem to be solved in the present invention is：A kind of macroportion tunnel inverted arch construction stepping type self truss structure is provided
Movable trestle, solves conventional track formula knot by a kind of macroportion tunnel inverted arch construction stepping type self truss structure movable trestle
Structure is not suitable for large span（24 meters）Inverted arch is constructed；And the distance of each movement is little（Limited by track length）；It is stupid plus structure
Weight, it is mobile difficult, operate all scenes manually to operate in person, the limited problem of part location operation.
The technical scheme of offer of the present invention is：A kind of inverted arch construction stepping type self truss structure movement of macroportion tunnel
Trestle, including access bridge, driving wheel, hydraulic system, electrical system, the main body of a bridge, stepping mechanism, electric hoist and supporting transverse-moving mechanism,
The described main body of a bridge is three sections of propons, jackshaft and back axle composition, and described propons, jackshaft and back axle are between any two using steel knot
Structure high strength exploitation；Described stepping mechanism action is by remote control control.
Described main body of a bridge length is 30m, and main body of a bridge rear and front end is mounted on main supporting device and drives wheel assembly
Mounting seat.
Described stepping mechanism include support, telescopic outrigger, support roller, support wheel, oil cylinder and hydraulic power unit, motor and
Supporting leg motor.
Described electric hoist is separately mounted to main body of a bridge rear and front end, and electric hoist one end is connected with the suspension and support at main body of a bridge two ends
Connect, the other end is connected with access bridge.
Described main supporting device include guiding trestle, support cylinder, inner sliding sleeve, increase section and slipping wear plate, support
Oil cylinder is arranged in longitudinal sliding sleeve of guiding trestle, and on the crossbeam of main supporting leg, Plane Installation has slipping wear plate.
Described driving wheel assembly includes support, tire, drive motor, diagonal brace oil cylinder and power transmission shaft, and tire is by transmission
Axle is rack-mount, and the lower longeron of one connection end of support and main bridge afterbody is flexibly connected by bolt, another company of support
Connect end to be flexibly connected by the upper longeron of diagonal brace oil cylinder and main bridge afterbody.
Described oil cylinder and hydraulic power unit are provided with distribution box, and the electromagnetism for controlling each motor is provided with inside distribution box
Valve, is provided with receiver of remote-control sytem on the outside of distribution box.
Described electromagnetic valve is 24VDC.
By technical scheme, the main body of a bridge is divided into into propons, jackshaft, three sections of back axle, propons, jackshaft and back axle are two-by-two
Between adopt steel construction high strength exploitation, by remote control control, main body of a bridge rear and front end is all provided with for stepping mechanism action
It is equipped with main supporting device and drives the mounting seat of wheel assembly, the invention can be very good to meet the construction of large span inverted arch：Stepper
The design of structure can make trestle once move forward relatively large distance, make equipment more efficient, shorten the preparation of construction time；The main body of a bridge is adopted
Truss structure, can mitigate weight of equipment while structural strength is met；Access bridge is lifted and is declined using electric hoist,
Operation synchronicity is good, it is to avoid oil cylinder is damaged firmly；Driving wheel provides driving force, simple and reliable for structure, drives reliable.
The main body of a bridge length of the present invention is 30m, and main body of a bridge rear and front end is mounted on main supporting device and drives wheel assembly
Mounting seat, the main body of a bridge of inverted arch trestle is the main body part of the force that whole trestle realizes its function, undergo power analysis and optimize
Box beam and truss combined structure are employed, the entire length of the main body of a bridge is nearly 30 meters, for the ease of transporting and assembling, in design
In we be split into three sections：Propons, jackshaft and back axle, and each intersegmental employing high strength steel structural bolts are attached, really
Structure-preserving it is safe and reliable, be provided with main supporting device in main body of a bridge rear and front end and drive the mounting seat of wheel assembly, can be
Realize the pivot turn repacking of trestle if necessary in tunnel, without secondary dismounting, improve efficiency of construction.
The stepping mechanism of the present invention includes support, telescopic outrigger, support roller, support wheel, oil cylinder and hydraulic power unit, motor
With supporting leg motor, stepping mechanism is used as mobile support, while the assembly also can increase as intermediate supports when equipment stands
Plus the stability of the main body of a bridge, it is driven by independent hydraulic system.
The electric hoist of the present invention is separately mounted to main body of a bridge rear and front end, the suspension and support at electric hoist one end and main body of a bridge two ends
Connection, the other end are connected with access bridge, replace hydraulic jack using electric block.The Curve guide impeller solves three big problems, and one is
Can avoid equipment in use oil cylinder Hard link because caused by access bridge malformation damage；Two can be by electric-controlled
System realizes that electric hoist lifts the synchronization of access bridge, so as to also avoid access bridge from lifting what unbalance stress and displacement were caused different because of oil cylinder
Deformation and damage, three is access bridge to be lifted using electric hoist, access bridge can be mentioned highest to greatest extent, to excavator
Backfill work is purged there is provided sufficiently large space and facility, this compares oil cylinder hoisting way and can greatly improve work
Efficiency.
The present invention main supporting device include guiding trestle, support cylinder, inner sliding sleeve, increase section and slipping wear plate,
Support oil cylinder is arranged in longitudinal sliding sleeve of guiding trestle, and on the crossbeam of main backstop, Plane Installation has slipping wear plate, Ke Yizhi
The whole body of a bridge is supportted, main backstop plays a part of to support the leading portion body of a bridge and the traversing front body of a bridge, slides installed in the longitudinal direction of guiding trestle
In set, two load that can carry 60 tons.On the crossbeam of main supporting leg, plane can be being slided by slipping wear plate, the body of a bridge is provided with
Move, realize the traversing of the body of a bridge.
The driving wheel assembly of the present invention includes support, tire, drive motor, diagonal brace oil cylinder and power transmission shaft, and tire is by passing
Moving axis is rack-mount, and the lower longeron of one connection end of support and main bridge afterbody is flexibly connected by bolt, support another
Connection end passes through diagonal brace oil cylinder and the upper longeron of main bridge afterbody is flexibly connected, and under static condition, driving wheel is in vacant state,
When the body of a bridge needs movable, wheel assembly will be driven to push down on by diagonal brace oil cylinder, make tire contact to earth and make traversing pedestal from
Ground, now controls drive motor rotation and the body of a bridge just can be promoted to move.
The oil cylinder and hydraulic power unit of the present invention is provided with distribution box, and the electromagnetism for controlling each motor is provided with inside distribution box
Valve, is provided with receiver of remote-control sytem on the outside of distribution box, by the way of wireless remote control, can be in the position for being inconvenient to construct and operate
Realize the movement of inverted arch bridge.
The electromagnetic valve of the present invention is 24VDC, and electromagnetic valve is 24VDC, energy-conservation, reliable.
The technique effect for reaching：
Hydraulic-driven, electrically with hydraulic combined control；
Translational speed is fast, quickly can move left and right, and can be suitably used for the tunnel inverted arch construction with certain slope；
The main body of a bridge adopts steel case truss conjunction type structure, and lightweight, load-carrying properties are good；
Large span, can meet 24 meters of disposable lining cutting inverted arch；
Simple structure, maintenance are convenient, low cost.
In sum, solve conventional track formula structure and be not suitable for large span（24 meters）Inverted arch is constructed；And each movement
Apart from little（Limited by track length）；It is plus structure bulky, mobile difficult, operate all scenes manually to operate in person, part
The limited problem of location operation.
Description of the drawings
Fig. 1 inverted arch trestle structural representations of the present invention；
The main body of a bridge structural representation of Fig. 2 present invention；
Fig. 3 is H profile steel schematic diagram of the present invention；
Fig. 4 is body of a bridge single segment structure figure of the present invention；
Fig. 5 is back axle pedestal schematic diagram of the present invention；
Fig. 6 is stepping mechanism structure chart of the present invention；
Fig. 7 is mobile foundation of the present invention and driving wheel assembly schematic diagram；
Fig. 8 is driving wheel structure figure of the present invention；
Fig. 9 is clamping support schematic diagram of the present invention；
Figure 10 is support base front schematic view of the present invention；
Figure 11 is electric hoist scheme of installation of the present invention；
It is designated in figure：1st, access bridge, 2, driving wheel, 3, hydraulic system, 4, electrical system, 5, the main body of a bridge, 6, stepping mechanism, 7, electricity
Calabash, 8, supporting transverse-moving mechanism.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment to invention be described further：
As shown in Fig. 1～11, a kind of macroportion tunnel inverted arch construction stepping type self truss structure movable trestle, including access bridge 1,
Driving wheel 2, hydraulic system 3, electrical system 4, the main body of a bridge 5, stepping mechanism 6, electric hoist 7 and supporting transverse-moving mechanism 8, the main body of a bridge 5
For three sections of propons, jackshaft and back axle composition, described propons, jackshaft and back axle adopt steel construction high-strength bolt between any two
Connection；6 action of stepping mechanism is by remote control control.
The main body of a bridge of further inverted arch trestle is the main body part of the force that whole trestle realizes its function, undergoes power analysis
Box beam and truss combined structure are employed with optimization, the entire length of the main body of a bridge is nearly 30 meters, for the ease of transporting and assembling,
We are split into three sections in the design：Propons, jackshaft and back axle, and each intersegmental employing high strength steel structural bolts are connected
Connect, it is ensured that structure it is safe and reliable.
Further propons is that the main body of a bridge plays support interconnection function in the good hardened face of lining cutting, is that the master of main bridge portion holds
One of power structure, while being also the installation component of the parts such as main supporting leg, front access bridge and electric hoist.It is from force analysis, upper vertical
Beam is primarily subjected to compressive stress, therefore makes the closing box beam with good counter-bending twisting property using 350H shaped steel, and satisfaction sets
Meter loading demands；The main tension stress of lower longeron, calculates using 300H shaped steel, and local reinforcement just can meet design requirement
Further jackshaft and back axle are all the main force support structures of main bridge portion, and jackshaft primarily serves the effect of the connection body of a bridge；Afterwards
Bridge is the installation component for driving the parts such as wheel assembly, rear access bridge and traversing pedestal.In structure design, both of which is adopted and propons
The same structure：Upper longeron makes the closing box beam with good counter-bending twisting property using 350H shaped steel, and lower longeron is adopted
300H shaped steel, local reinforcement are required with meeting design load.When the rear body of a bridge needs to move left and right, operate the traversing oil cylinder just can be with
After realization, body of a bridge part moves left and right.
Further stepping mechanism is used as mobile support, at the same when equipment stands the assembly also can as intermediate supports,
Increase the stability of the main body of a bridge, it is driven by independent hydraulic system.
Further when stepping mechanism needs to be moved along, stepping mechanism support cylinder withdraws so as to which support roller falls upper
On the guide rail of longeron, now control drivewheel and rotate, stepping mechanism can just be moved.When the body of a bridge needs reach, first will step
The support cylinder for entering mechanism stretches out, and makes stepping mechanism rise to support roller and lower longeron guide rail contact, subsequently receives front main backstop
Rise liftoff, now the anterior weight of the body of a bridge is just all fallen on stepping mechanism, and now the preparation of stepping mechanism is just completed.
The cycle of operation of stepping mechanism is as follows：
Static condition：Now, load is passed by front main supporting mechanism and acts on ground by main bridge（A face at the beginning of arc）, rear end passes through
Transverse-moving mechanism is supported in fill surface afterwards, at the same drive wheel assembly in without bear a heavy burden be suspended on main bridge rear end.
Walking（Advance）SBR：Access bridge will be lifted in front and back by electric hoist；Lower driving wheel assembly, makes the rear end of trestle
Fill surface is carried on by driving wheel；Main support leg before rising, falls stepping mechanism support leg, it is ensured that have stride supporting leg to support
On the premise of, make front main supporting leg liftoff.State is as shown below：
Shifting state before main bridge：In this case, wheel assembly is driven to be carried on concrete hardening face, as the interim of body of a bridge rear end
Support.' walking ' connection direction of advance of hand-operated direction valve, the body of a bridge is now operated just to start slowly to travel forward.In the process,
Front main support and rear support（Transverse-moving mechanism）All it is vacant state.State is as shown below：
Return to static condition：Trestle may be decided after being advanced to certain position, the bridge for passing through as miscellaneous equipment again
Beam is used, at this time, it may be necessary to will put down access bridge in front and back；Rise and drive wheel assembly, make rear support contact to earth；Front main support leg is fallen,
Make body of a bridge leading portion contact to earth and bear load, complete a cycle of operation.Now, stepping mechanism can be moved to the centre of the body of a bridge as far as possible
Position is supported as the auxiliary body of a bridge, to guarantee safety that trestle is used.
Further stepping mechanism is by the part structure such as support, telescopic outrigger, support roller, support wheel and oil cylinder and hydraulic power unit
Into.Wheel assembly is driven to be made up of parts such as support, tire, drive motor, power transmission shafts.Drive wheel assembly for the body of a bridge advance with it is rear
Offer power is provided.Under static condition, driving wheel is in vacant state, when the body of a bridge needs movable, by diagonal brace oil cylinder
Wheel assembly will be driven to push down on, tire is contacted to earth and is made traversing pedestal liftoff, and now be controlled drive motor rotation and just can promote bridge
Body is moved.1QJM42-2.5 radial ball piston motor of the drive motor using low-speed big, it is double under the 16MPa of system nominal to turn round
Square can reach 11000N.m, it is sufficient to promote 50 tons of body of a bridgies to roll.
Main supporting leg plays a part of to support the leading portion body of a bridge and the traversing front body of a bridge, and it is by guiding trestle, support cylinder, interior cunning
Cover, increase the parts such as section composition.Support cylinder adopts engineering machinery special-purpose hydraulic cylinder, and its cylinder diameter is 160mm, and bar footpath is 100mm, is pacified
It is mounted in longitudinal sliding sleeve of guiding trestle, two load that can carry 60 tons.On the crossbeam of main supporting leg, plane is by being provided with cunning
Wearing plate is moved, the body of a bridge can slide on slipping wear plate, realize the traversing of the body of a bridge.
When trestle is in static condition, inner sliding sleeve is supported on just lining face by support cylinder, play main support
Effect；When the body of a bridge needs movable, support cylinder is packed up, and makes inner sliding sleeve liftoff, and now passive is stepper
Structure.The body of a bridge can be rolled under the promotion of driving wheel in the back-up roller wheel of stepping mechanism.When the body of a bridge needs transverse moving left and right, leading
Supporting leg is risen under main supporting role state（Static condition）Can just realize that the left and right of front body of a bridge part is horizontal by manipulating traversing oil cylinder
Move.
Access bridge is the coupling part of trestle and ground, is used as the upper and lower trestle of engineering equipment.The access bridge point or so two panels, in
Between with shaped steel integrated connection lifted.In traditional trestle design, generally which is lifted by crane using oil cylinder, but this structure sets
Meter, tends to cause hard damage to lifting by crane oil cylinder（Structural failure）, innovation Curve guide impeller has been carried out in the design, using electricity
Dynamic calabash replaces hydraulic jack.The Curve guide impeller solves three big problems：
（1）, can avoid equipment in use oil cylinder Hard link because caused by access bridge malformation damage；
（2）, can by electrical control realize electric hoist lifted access bridge synchronization, so as to also avoid access bridge because oil cylinder lifted stress
Inequality is different with displacement and causes deformation and damage.
（3）, access bridge is lifted using electric hoist, access bridge can be mentioned into highest to greatest extent, be entered to excavator
Row removes backfill work there is provided sufficiently large space and facility, and this compares oil cylinder hoisting way and can greatly improve work effect
Rate.
Further oil cylinder and hydraulic power unit 65 are provided with distribution box, and the electricity for controlling each motor is provided with inside distribution box
Magnet valve, is provided with receiver of remote-control sytem on the outside of distribution box, by the way of wireless remote control, can be in the position for being inconvenient to construct and operate
Put the movement for realizing inverted arch bridge.
Further electromagnetic valve is 24VDC, and electromagnetic valve is 24VDC, and energy-conservation is reliable.
The technique effect for reaching：
Hydraulic-driven, electrically with hydraulic combined control；
Translational speed is fast, quickly can move left and right, and can be suitably used for the tunnel inverted arch construction with certain slope；
The main body of a bridge adopts steel case truss conjunction type structure, and lightweight, load-carrying properties are good；
Large span, can meet 24 meters of disposable lining cutting inverted arch；
Simple structure, maintenance are convenient, low cost.
Claims (8)
1. a kind of macroportion tunnel inverted arch construction stepping type self truss structure movable trestle, including access bridge（1）, driving wheel（2）、
Hydraulic system（3）, electrical system（4）, the main body of a bridge（5）, stepping mechanism（6）, electric hoist（7）With supporting transverse-moving mechanism（8）, which is special
Levy and be：The described main body of a bridge（5）For three sections of propons, jackshaft and back axle composition, described propons, jackshaft and back axle are between any two
Steel construction high strength exploitation is adopted；Described stepping mechanism (6) action is by remote control control.
2. a kind of macroportion tunnel inverted arch according to claim 1 is constructed stepping type self truss structure movable trestle, its
It is characterised by：The described main body of a bridge（5）Length is 30m, the main body of a bridge（5）Rear and front end is mounted on main supporting device and driving wheel
The mounting seat of assembly.
3. a kind of macroportion tunnel inverted arch according to claim 1 is constructed stepping type self truss structure movable trestle, its
It is characterised by：Described stepping mechanism（6）Including support, telescopic outrigger, support roller, support wheel, oil cylinder and hydraulic power unit, stepping electricity
Machine.
4. a kind of macroportion tunnel inverted arch according to claim 1 is constructed stepping type self truss structure movable trestle, its
It is characterised by：Described electric hoist（7）It is separately mounted to the main body of a bridge（5）Rear and front end, electric hoist（7）One end and the main body of a bridge（5）
The suspension and support connection at two ends, the other end are connected with access bridge.
5. a kind of macroportion tunnel inverted arch according to claim 2 is constructed stepping type self truss structure movable trestle, its
It is characterised by：Described main supporting device include guiding trestle, support cylinder, inner sliding sleeve, increase section and slipping wear plate, support
Oil cylinder is arranged in longitudinal sliding sleeve of guiding trestle, and on the crossbeam of main supporting leg, Plane Installation has slipping wear plate.
6. a kind of macroportion tunnel inverted arch according to claim 2 is constructed stepping type self truss structure movable trestle, its
It is characterised by：Described driving wheel assembly includes support, tire, drive motor, diagonal brace oil cylinder and power transmission shaft, and tire is by transmission
Axle is rack-mount, and the lower longeron of one connection end of support and main bridge afterbody is flexibly connected by bolt, another company of support
Connect end to be flexibly connected by the upper longeron of diagonal brace oil cylinder and main bridge afterbody.
7. a kind of macroportion tunnel inverted arch according to claim 3 is constructed stepping type self truss structure movable trestle, its
It is characterised by：Described oil cylinder and hydraulic power unit are provided with distribution box, and the electromagnetism for controlling each motor is provided with inside distribution box
Valve, is provided with receiver of remote-control sytem on the outside of distribution box.
8. a kind of macroportion tunnel inverted arch according to claim 7 is constructed stepping type self truss structure movable trestle, its
It is characterised by：Described electromagnetic valve is 24VDC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611195254.9A CN106593471A (en) | 2016-12-22 | 2016-12-22 | Moveable trestle with stepping type self-walking truss structure for large-section tunnel invert construction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611195254.9A CN106593471A (en) | 2016-12-22 | 2016-12-22 | Moveable trestle with stepping type self-walking truss structure for large-section tunnel invert construction |
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| CN106593471A true CN106593471A (en) | 2017-04-26 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107090767A (en) * | 2017-06-19 | 2017-08-25 | 中铁隧道集团二处有限公司 | A kind of Full-hydraulic crawler-type self trestle |
| CN107725073A (en) * | 2017-11-06 | 2018-02-23 | 中建八局第建设有限公司 | A kind of simple more straddle type tunnel inverted arch trestle structure and construction methods |
| CN108018773A (en) * | 2017-12-13 | 2018-05-11 | 李清花 | A kind of self-propelled telescopic interim overline bridge |
| CN109707413A (en) * | 2019-02-27 | 2019-05-03 | 山东科技大学 | A kind of sliding resigning formula goaf spoil isolating device and its application method |
| CN110055875A (en) * | 2019-05-22 | 2019-07-26 | 平顶山平煤机煤矿机械装备有限公司 | A kind of driving suspension arrangement from trestle of walking |
| CN112323611A (en) * | 2020-11-24 | 2021-02-05 | 中国电建集团华东勘测设计研究院有限公司 | Pitching type rotating steel bridge for ship lock |
| CN113833495A (en) * | 2021-10-20 | 2021-12-24 | 广东水电二局股份有限公司 | Equipment for slope tunnel inverted arch construction and construction method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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Cited By (9)
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| CN107090767A (en) * | 2017-06-19 | 2017-08-25 | 中铁隧道集团二处有限公司 | A kind of Full-hydraulic crawler-type self trestle |
| CN107725073A (en) * | 2017-11-06 | 2018-02-23 | 中建八局第建设有限公司 | A kind of simple more straddle type tunnel inverted arch trestle structure and construction methods |
| CN107725073B (en) * | 2017-11-06 | 2024-04-02 | 中建八局第一建设有限公司 | Tunnel construction method based on simple trestle |
| CN108018773A (en) * | 2017-12-13 | 2018-05-11 | 李清花 | A kind of self-propelled telescopic interim overline bridge |
| CN109707413A (en) * | 2019-02-27 | 2019-05-03 | 山东科技大学 | A kind of sliding resigning formula goaf spoil isolating device and its application method |
| CN109707413B (en) * | 2019-02-27 | 2023-10-20 | 山东科技大学 | Sliding abdication type goaf gangue isolation device and use method thereof |
| CN110055875A (en) * | 2019-05-22 | 2019-07-26 | 平顶山平煤机煤矿机械装备有限公司 | A kind of driving suspension arrangement from trestle of walking |
| CN112323611A (en) * | 2020-11-24 | 2021-02-05 | 中国电建集团华东勘测设计研究院有限公司 | Pitching type rotating steel bridge for ship lock |
| CN113833495A (en) * | 2021-10-20 | 2021-12-24 | 广东水电二局股份有限公司 | Equipment for slope tunnel inverted arch construction and construction method thereof |
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